AMRZ insider buying
13 cluster buysAmrize Ltd
When two or more insiders at Amrize Ltd buy AMRZ in a qualifying detection window, the grouped purchases provide a starting point for further research. Below is every cluster we've detected in AMRZ plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Aug 11 – Sep 2, 2026Detected Sep 3, 2026Executive buyer11 insidersTotal bought$2.6MMarket capUnknown
- Aug 11 – Aug 27, 2026Detected Aug 31, 2026Executive buyer10 insidersTotal bought$1.4MMarket capUnknown
- Aug 11 – Aug 26, 2026Detected Aug 26, 2026Executive buyer9 insidersTotal bought$1.4MMarket capUnknown
10 more clusters in AMRZ
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All notable open-market buys in AMRZ
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Sep 2, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 15,000 | $42.53 | $638.0K | SEC ↗ |
| Sep 2, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 10,000 | $42.37 | $423.7K | SEC ↗ |
| Sep 2, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 2,000 | $42.53 | $85.1K | SEC ↗ |
| Sep 2, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 2,000 | $42.47 | $84.9K | SEC ↗ |
| Sep 2, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 1,000 | $42.44 | $42.4K | SEC ↗ |
| Aug 27, 2026 | Gibson Dwight Audley Konradcluster Director | 5.47 | $44.58 | $243.9 | SEC ↗ |
| Aug 26, 2026 | Sanche Jacques Wolfcluster Director | 4,150 | $45.02 | $186.8K | SEC ↗ |
| Aug 25, 2026 | Singleton Denise Rcluster Chief Legal Officer & Corp Sec | 3,500 | $44.12 | $154.4K | SEC ↗ |
| Aug 25, 2026 | Forrest Nollaigcluster Chief Mktg & Corp Affairs Off | 1,500 | $44.15 | $66.2K | SEC ↗ |
| Aug 17, 2026 | Poletti Samuel Jonascluster Chief Strategy & M&A Officer | 2,510 | $46.92 | $117.8K | SEC ↗ |
| Aug 12, 2026 | Oran Bariscluster Chief Financial Officer | 3,000 | $47.13 | $141.4K | SEC ↗ |
| Aug 11, 2026 | Clark Stephen Scluster Chief People Officer | 5,260 | $47.31 | $248.9K | SEC ↗ |
| Aug 11, 2026 | Gross Mariocluster Chief Supply Chain Officer | 3,200 | $46.62 | $149.2K | SEC ↗ |
| Aug 11, 2026 | Oran Bariscluster Chief Financial Officer | 3,000 | $47.38 | $142.1K | SEC ↗ |
| Aug 11, 2026 | Hill Jaimecluster President, Building Materials | 1,500 | $47.12 | $70.7K | SEC ↗ |
| Aug 11, 2026 | Brouwer Roaldcluster Chief Technology Officer | 1,500 | $46.36 | $69.5K | SEC ↗ |
| Aug 11, 2026 | Gross Mariocluster Chief Supply Chain Officer | 368 | $46.38 | $17.1K | SEC ↗ |
| May 22, 2026 | Forrest Nollaigcluster Chief Mktg & Corp Affairs Off | 2,000 | $50.25 | $100.5K | SEC ↗ |
| May 19, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 7,000 | $49.69 | $347.8K | SEC ↗ |
| May 19, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 3,000 | $49.96 | $149.9K | SEC ↗ |
| May 19, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 3,001 | $49.63 | $148.9K | SEC ↗ |
| May 15, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 13,417 | $49.69 | $666.7K | SEC ↗ |
| May 15, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 8,000 | $49.63 | $397.0K | SEC ↗ |
| May 15, 2026 | Jenisch Jan Philippcluster Director, Chairman & CEO | 7,000 | $49.12 | $343.8K | SEC ↗ |
| Mar 13, 2026 | Gross Mariocluster Chief Supply Chain Officer | 2,000 | $55.39 | $110.8K | SEC ↗ |
AMRZ insider buying — FAQ
- Are insiders buying AMRZ stock?
- Yes — 18 distinct insiders have bought AMRZ (Amrize Ltd) on the open market, including 13 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Sep 3, 2026.
- How much AMRZ stock have insiders bought?
- Insiders have bought a combined $69.3M of AMRZ across 76 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in AMRZ?
- A cluster buy is two or more distinct Amrize Ltd insiders — officers, directors, or 10% owners — each buying AMRZ on the open market within a rolling window. AMRZ has 13 detected cluster buys to date.
- Where does this AMRZ insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in AMRZ
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy AMRZ within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Transactions link to official filings; prices and market capitalizations may be cached market data. Read our methodology and data limits before interpreting the figures. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding AMRZ.